Ocean- Eyewitness Video Name______Per__

1. What are the 5 Oceans?

2. How much wider has the Atlantic Ocean gotten since Christopher Columbus?

3. Oceans provide ______% of the living space on the planet.

4. What is the largest structure on the planet made by a living thing?

5. What is at the base of the oceans food pyramid?

6. How deep can blue light travel?

7. Who was the first to circumnavigate the globe in 1519?

8. Denser ______water will seep under lighter ______water, creating currents.

9. How did Matthew Fontane Mavry making charts of currents help the world?

10. Which direction odes the water turn as it goes down a drain in the Northern Hemisphere?

11. An object floating in open sea will move in a ______as a wave passes.

12. How much of the worlds water is locked in ice caps?

13. How do we measure depth today?

14. At the deepest point of the ocean, the pressure is equal to a human under ______jumbo jets.

15. How much of the ocean floor has been mapped so far?